Hitachi EX300 Track Roller - OEM Excavator Undercarriage Parts with HRC 50-55 Hardness and 50Mn Steel Construction

Price Negotiable

Price: Negotiable

MOQ: 2 PC

Delivery Time: 3 DAYS

Brand: Y&F

Product Description

Product Overview

Professional OEM excavator undercarriage parts including track rollers, sprockets, idlers, and track chains designed for Hitachi EX300 and other major excavator brands. Manufactured using high-quality steel forging with HRC 50-55 hardness for superior durability and performance.

Technical Specifications

Type: Track Roller

Model: Hitachi EX300 Track Roller

Material: High-Quality Steel Forging

Hardness: HRC 50-55

Colors: Black or Yellow (Customizable)

Condition: New

Application: Crawler Excavator Undercarriage

Undercarriage Components

Track Rollers
Carrier Rollers
Sprockets
Idlers
Track Chains
Track Shoes
Bolts and Nuts
Track Bushings and Pins

Material Specifications

Component	Material	Hardness	Heat Treatment
Track Roller	50Mn	HRC 50-55	Surface/Internal Medium Frequency
Carrier Roller	50Mn / Steel Rod	HRC 50-55	Medium Frequency
Sprocket	40Mn	HRC 50-55	Tooth/Whole Medium Frequency
Idler	40Mn	HRC 50-55	Medium Frequency
Track Chain	40Mn2 / 35MnB	HRC 50-55	Oil/Water Heat Treatment

Compatible Brands & Models

Our undercarriage parts are compatible with major excavator brands including:

Hitachi: EX30, EX40, EX60, EX100, EX120, EX200, EX220, EX270, EX300, EX400, EX600
Komatsu: PC30, PC40, PC45, PC60, PC75, PC100, PC120, PC150, PC200, PC220, PC300, PC350, PC400
Kobelco: SK40, SK60, SK100, SK120, SK200, SK220, SK300, SK310, SK400
Hyundai: R55, R60, R70, R80, R110, R130, R150, R200, R210, R250, R290
Daewoo/Doosan: DH55, DH200, DH220, DH280, DH300
And many more including Volvo, Yanmar, Sumitomo, Mitsubishi, Caterpillar, and bulldozer models

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